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St. Mary's County Household Hazardous Waste Collection (St. Andrews Landfill)
Collection event A household hazardous waste collection event run by St. Mary's County Department of Public Works & Transportation in California, St. Mary's County, Maryland.
This event has ended. Check the county page for the next date and other options.
- Date
- Sat, Nov 7, 2026
- Location
- 44837 St. Andrews Church Road, California, MD 20619
- Hours
- 8:00 am-2:00 pm
- Who can use it
- St. Mary's County residents
- Cost
- Free
- Appointment
- Not stated
- Phone
- 301-475-4200 ext. 3517
Call ahead. Hours, limits and accepted items change, and sites close for weather and holidays. Confirm with St. Mary's County Department of Public Works & Transportation at 301-475-4200 ext. 3517 before you load the car.
What you can bring
- ✓Paint
- –Batteries
- –Motor oil
- –Antifreeze
- ✓Gasoline
- –Fluorescent bulbs
- –Electronics
- –Propane
- ✓Pesticides
- ✓Pool chemicals
✓ accepted · ✕ not accepted · – not listed by the source. Exact wording from the official list is below.
Accepted (official list)Gasoline; gas/oil mixtures; fuels; acids; cleaners; solvents; bleach; ammonia; pool chemicals; photo chemicals; household pesticides; lawn pesticides; oil-based paint; latex paint; paint thinners; mercury thermometers; wood preservatives
What they won’t take
Not accepted (official list)Ammunition; asbestos; explosives; medical waste; pharmaceuticals; radioactive materials; picric acid
Limits
The source does not list quantity limits.
Rules and residency
Who can use itSt. Mary's County residents
Note from the sourceConflict: The county's household hazardous waste page says latex paint is not accepted; the Fall 2026 event flyer lists latex paint as accepted. We show the flyer, the newer source. Call to confirm.
Nearby alternatives
Distances are straight-line from this site. Most programs only serve their own residents: check “who can use it” first.
- Collection event · 46 mi away · 9200 Basil Court, Largo, MD 20774 · Date: Sat, Sep 12, 2026, Sat, Oct 24, 2026, Sat, Nov 14, 2026Who can use it: Prince George's County residents only; ID may be required; non-commercial vehicles only
- Permanent drop-off · 67 mi away · 16101 Frederick Road, Derwood, MD 20855Who can use it: Montgomery County residents; proof of residency required
- Collection event · 71 mi away · 2840 Sisson Street, Baltimore, MD 21211 · Date: Fri, Aug 7, 2026, Sat, Aug 8, 2026, Fri, Sep 4, 2026, Sat, Sep 5, 2026, Fri, Oct 2, 2026, Sat, Oct 3, 2026, Fri, Nov 6, 2026, Sat, Nov 7, 2026, Fri, Dec 4, 2026, Sat, Dec 5, 2026Who can use it: Baltimore City residents only; no businesses or commercial vehicles
- Permanent drop-off · 72 mi away · 2350 Marriottsville Road, Marriottsville, MD 21104Who can use it: Howard County residents; driver's license required as proof of residency
- Permanent drop-off · 82 mi away · 201 West Warren Road, Cockeysville, MD 21030Who can use it: Baltimore County residents, up to 10 visits per year
- Collection event · 93 mi away · 3139 Scarboro Road, Street, MD 21154 · Date: Sat, Nov 14, 2026Who can use it: Harford County residents only; proof of residency required
All programs in St. Mary's County →
FAQ
Who can use St. Mary's County Household Hazardous Waste Collection (St. Andrews Landfill)?
St. Mary's County residents
Is it free?
Free
Do I need an appointment?
The source does not say. Call 301-475-4200 ext. 3517 to check.
Can I bring old paint?
Accepted: oil-based paint. Accepted: latex paint. Accepted: paint thinners.
What will they turn away?
Ammunition; asbestos; explosives; medical waste; pharmaceuticals; radioactive materials; picric acid
Last checked Sun, Oct 25, 2026, checked against the program’s own official page. Sources:
- www.stmaryscountymd.gov/docs/HHW-Fall-event-2026.pdf
- www.stmaryscountymd.gov/dpw/household/default.aspx
- www.stmaryscountymd.gov/DPW/FacilityLocations/